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Body defences against diseases

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  • What substance in our eyes helps wash away dust and germs?
    Sweat
    Tears
    Blood
    Saliva
  • Why should we cook food properly?
    To make it soft
    To kill harmful germs
    To save time
    To change color
  • Covering your mouth when sneezing helps to…
    Make you sneeze louder
    Help you breathe better
    Keep your mouth clean
    Stop germs from spreading
  • Which tiny hairs in the nose help move mucus and trapped germs out?
    Villi
    Fibers
    Roots
    Cilia
  • Which body part uses acid to destroy germs?
    Lungs
    Heart
    Stomach
    Liver
  • What is the best way to stop spreading disease in school?
    Share drinks
    Play in the mud
    Touch everyone’s face
    Wash hands regularly
  • Which liquid in the mouth helps wash away food particles and some germs?
    Saliva
    Mucus
    Blood
    Tears
  • Why do we cover wounds with a plaster?
    To stop germs entering
    To make it bigger
    To make it pretty
    To keep it wet
  • What do tears contain that can kill some germs?
    Enzymes
    Salt
    Acids
    Sugar
  • Which part of the body forms a hard barrier to stop germs from entering?
    Skin
    Tongue
    Hair
    Teeth
  • What happens if the skin is cut and germs enter?
    Germs are washed away
    Germs die immediately
    Nothing happens
    Infection may occur
  • How does sweat help defend the body?
    It washes away some germs
    It smells nice
    It keeps us warm
    It makes skin dry
  • Which simple action is most effective in preventing disease spread?
    Running
    Eating
    Sleeping
    Handwashing
  • What kills most germs that enter our stomach with food?
    Stomach acid
    Sweat
    Blood
    Saliva
  • Why is it important to throw tissues in the bin?
    To make the bin full
    To keep them safe
    To reuse later
    To stop spreading germs
  • Which body part acts as the first line of defense against germs?
    Hair
    Nails
    Teeth
    Skin
  • What sticky substance in the nose traps dust and germs?
    Wax
    Blood
    Saliva
    Mucus
  • Which of these helps trap dust and germs in the airways?
    Saliva
    Mucus
    Blood
    Sweat
  • Which of these stops most germs from entering the body?
    Bones
    Hair
    Skin
    Nails
  • Which defense protects the eyes from infection?
    Fingers
    Hairs
    Skin
    Tears
  • Why should we not share towels?
    They are soft
    They keep us warm
    They can spread germs
    They smell good
  • What should we do to prevent germs from spreading by hands?
    Wash hands
    Wear shoes
    Comb hair
    Eat snacks
  • Which of these can spread germs easily?
    Not washing hands
    Cleaning the house
    Eating cooked food
    Drinking boiled water
  • Why should we boil water before drinking?
    To add taste
    To make it heavy
    To make it cold
    To kill germs
  • Which organ produces mucus to trap germs in the airways?
    Heart
    Kidney
    Lungs
    Liver
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